{"id":"CVE-2023-35846","aliases":["EUVD-2023-39839","GHSA-46vq-gghc-mv9x"],"status":"published","title":"VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a...","description":"VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a frame before performing port filtering.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00702,"percentile":0.53675,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2023-06-19T00:00:00Z","modified":"2026-10-28T10:38:58Z","products":[{"vendor":"virtualsquare","product":"picotcp"}],"references":[{"url":"https://github.com/virtualsquare/picotcp/commit/d561990a358899178115e156871cc054a1c55ffe","tags":["x_transferred","Patch","Vendor Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-35846","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-46vq-gghc-mv9x"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/35xxx/CVE-2023-35846.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-35846","description":"VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a frame before performing port filtering.","status":"published","published":"2023-06-19T00:00:00Z","modified":"2024-12-11T20:14:29.858Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"updated_at":"2026-11-02T14:35:33.794347Z"}],"euvd":[{"id":"EUVD-2023-39839","description":"VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a frame before performing port filtering.","status":"published","published":"2023-06-19T00:00:00Z","modified":"2024-12-11T20:14:29Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:36.46341Z"}],"ghsa":[{"id":"GHSA-46vq-gghc-mv9x","title":"VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a...","description":"VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a frame before performing port filtering.","status":"published","published":"2023-06-19T03:30:19Z","modified":"2024-04-04T04:55:51Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T14:56:28.408484Z"}],"nvd":[{"id":"CVE-2023-35846","description":"VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a frame before performing port filtering.","status":"published","published":"2023-06-19T03:15:09.227Z","modified":"2026-06-17T06:05:19.417Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"updated_at":"2026-11-02T14:08:06.335469Z"}],"osv":[{"id":"CVE-2023-35846","description":"VirtualSquare picoTCP (aka PicoTCP-NG) through 2.1 does not check the transport layer length in a frame before performing port filtering.","status":"published","published":"2023-06-19T00:00:00Z","modified":"2026-10-28T10:38:58.964117152Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:32.510144Z"}]}}